| 1 | KBL | Kabul Air Company | Callsign: Kabul Air, | AFG | AVCODES |
| 2 | KBL | Kleinbahn Leeste e.V. | Leeste | D | privat-bahn.de |
| 3 | KBL | KOBUSSEN BUSES LTD | | | SCAC4 |
| 4 | KBLF | KNOBLOCH FARMS TRUCKING INC | | | SCAC3 |
| 5 | KBLG | K B LOGISTICS INC | | | SCAC4 |
| 6 | KBLI | KLEEN BLAST DIVISION CANAM | | | SCAC4 |
| 7 | KBLM | KB LOGISTICS MANAGEMENT INC | | | SCAC4 |
| 8 | KBLP | KBL TRANSPORT INC | | | SCAC4 |
| 9 | KBLQ | K-BAR LIVESTOCK TRANSPORT INC | | | SCAC3 |
| 10 | KBLQ | KIMBALL FARM FEEDS 2 INC | | | SCAC4 |
| 11 | KBLR | KBL TRANSPORTATION INC | | | SCAC4 |
| 12 | KBLS | K B LEASING | | | SCAC3 |
| 13 | KBLT | KIMBERLAIN TRUCKING INC | | | SCAC3 |
| 14 | KBLT | K & B TRANSPORT INC | | | SCAC4 |
| 15 | KBLV | KURTENBACH LIVESTOCK LLC | | | SCAC4 |
| 16 | KBLX | CanAM Minerals, Inc. | added 10/2006; eliminated 4/2008 | | NAKINA |
| 17 | KBLX | CANAM MINERALS, INC. | | | PWRC |
| 18 | KBLX | CANAM MINERALS INC | | | SCAC4 |
